Math 3 Quiz
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STATISTICS & PROBABILITY
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A researcher is comparing test performance across two different exams. Exam 1 has a mean of 78 and standard deviation of 12. Exam 2 has a mean of 85 and standard deviation of 15. If Maria scored 90 on Exam 1 and 94 on Exam 2, on which exam did she perform better relative to other test-takers?
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